同时勾选SpreadTrading和ChartWizard模块,连接CTP后,创建价差合约,点击ChartWizard,报错如下:
Traceback (most recent call last):
File "C:\veighna_studio\lib\site-packages\vnpy_chartwizard\ui\widget.py", line 155, in process_spread_event
tick: TickData = spread.to_tick()
AttributeError: 'SpreadItem' object has no attribute 'to_tick'
但是看SpreadData的定义里面是有to_tick()这个方法的,不知道为啥会触发这个报错
创建价差
点击K线图表